Development of a Novel Riemann Solver for Solid Dynamics

Fuente: arXiv
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Autores principales: Alshaar, Khoder Alhamwi, Mandal, J C
Formato: Preprint
Publicado: 2025
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author Alshaar, Khoder Alhamwi
Mandal, J C
author_facet Alshaar, Khoder Alhamwi
Mandal, J C
contents This work presents a new finite volume framework for solid dynamics based on a momentum-deformation formulation. Building on the C-TOUCH methodology [1], a novel Roe-type Riemann solver is developed to enhance the stability and accuracy of hyperbolic conservation law solutions in solids. The approach naturally handles multidimensional problems and provides a foundation for future extensions to nonlinear and fluid-structure interaction cases. Validation against standard two- and three-dimensional linear elasticity benchmarks demonstrates the method's robustness and accuracy relative to traditional displacement-based approaches, highlighting its promise for large-scale dynamic simulations.
format Preprint
id arxiv_https___arxiv_org_abs_2508_07954
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Development of a Novel Riemann Solver for Solid Dynamics
Alshaar, Khoder Alhamwi
Mandal, J C
Computational Physics
Numerical Analysis
This work presents a new finite volume framework for solid dynamics based on a momentum-deformation formulation. Building on the C-TOUCH methodology [1], a novel Roe-type Riemann solver is developed to enhance the stability and accuracy of hyperbolic conservation law solutions in solids. The approach naturally handles multidimensional problems and provides a foundation for future extensions to nonlinear and fluid-structure interaction cases. Validation against standard two- and three-dimensional linear elasticity benchmarks demonstrates the method's robustness and accuracy relative to traditional displacement-based approaches, highlighting its promise for large-scale dynamic simulations.
title Development of a Novel Riemann Solver for Solid Dynamics
topic Computational Physics
Numerical Analysis
url https://arxiv.org/abs/2508.07954